| Typicality: | 0.380 |
| Saliency: | 0.305 |
| in maritime waters | 5 | location |
| in north america | 3 | location |
| over 500 tonnes | 3 | other |
| regulation → apply to → vessel | 12 |
| regulation → require → vessel | 8 |
| negative | neutral | positive |
| 0.098 | 0.856 | 0.046 |
| Raw frequency | 20 |
| Normalized frequency | 0.305 |
| Modifier score | 0.500 |
| Perplexity | 322.824 |